#center-page {
width: relative;
height:relative;
text-align:center;
padding: 0 0 0 0;
margin: 0 0 0 0;

}

#head {
background-color: white;
height:15%;
margin-bottom:20px;
}
#main{

width:relative;
height:70%;
margin: 0 auto 0 auto;
overflow: auto;

}
#left {
background-color:white;
width:20%;
height:100%;
float:left;

}

#content {
background-color:white;
width:60%;
height:100%;
float:left;
}
#right {
background-color:white;
height:100%;
width:20%;
float:left;
}
#footer {
background-color:white;
height:15%;
width: relative;
margin-top:20px;

}